:root {
  --color-cobalt: #0047AB;
  --color-cobalt-dark: #003580;
  --color-cobalt-light: #1a5ec7;
  --color-amber: #FFB347;
  --color-amber-dark: #ff9a1f;
  --color-amber-light: #ffcd7d;
  --color-bg-light: #FFFFFF;
  --color-bg-dark: #0a0f1a;
  --color-bg-section: #f8f9fa;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #4a5568;
  --color-text-light: #718096;
  --color-border: #e2e8f0;

  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  line-height: 1.6;
  font-weight: 400;

  color: var(--color-text-primary);
  background-color: var(--color-bg-light);

  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
}

html {
  overflow-x: hidden;
  width: 100%;
}

* {
  max-width: 100%;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.header {
  background: var(--color-bg-light);
  border-bottom: 1px solid var(--color-border);
  padding: 20px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 48px;
  height: 48px;
}

.brand-name {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-cobalt);
}

.hero {
  padding: 100px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  text-align: left;
}

.hero-title {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
  margin-bottom: 24px;
}

.hero-description {
  font-size: 20px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
}

.cta-button {
  background: var(--color-cobalt);
  color: white;
  border: none;
  padding: 16px 32px;
  font-size: 18px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.cta-button:hover {
  background: var(--color-cobalt-dark);
}

.cta-button:focus {
  outline: 3px solid var(--color-amber);
  outline-offset: 2px;
}

.placeholder-image {
  background: linear-gradient(135deg, var(--color-cobalt) 0%, var(--color-cobalt-light) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  border: 2px solid var(--color-amber);
}

.placeholder-image.large {
  min-height: 400px;
}

.placeholder-image.medium {
  min-height: 300px;
}

.placeholder-image.small {
  min-height: 200px;
  font-size: 14px;
}

.hero-image,
.workflow-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.hero-visual {
  min-height: 400px;
  display: flex;
  align-items: center;
}

.workflow-visual {
  min-height: 300px;
  display: flex;
  align-items: center;
}

.product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

section {
  padding: 80px 0;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  text-align: center;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  text-align: center;
  color: var(--color-text-secondary);
  margin-bottom: 48px;
}

.features {
  background: var(--color-bg-section);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.feature-card {
  background: white;
  padding: 32px;
  border-radius: 12px;
  text-align: center;
  border: 1px solid var(--color-border);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.how-it-works {
  background: white;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 48px;
}

.step {
  text-align: center;
}

.step-number {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-amber);
  margin-bottom: 16px;
}

.step h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.step p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.integrations {
  background: var(--color-bg-section);
}

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.integration-card {
  background: white;
  padding: 40px;
  border-radius: 12px;
  text-align: center;
  border: 1px solid var(--color-border);
}

.integration-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 20px;
}

.integration-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.integration-card p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.workflow-respect {
  background: white;
}

.workflow-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.workflow-text h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 20px;
}

.workflow-text p {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.workflow-benefits {
  list-style: none;
  padding: 0;
}

.workflow-benefits li {
  font-size: 16px;
  line-height: 2;
  color: var(--color-text-secondary);
  padding-left: 32px;
  position: relative;
}

.workflow-benefits li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-amber);
  font-weight: 700;
  font-size: 20px;
}

.pricing {
  background: var(--color-bg-section);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.pricing-card {
  background: white;
  padding: 40px;
  border-radius: 12px;
  border: 2px solid var(--color-border);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: var(--color-cobalt);
  box-shadow: 0 8px 24px rgba(0, 71, 171, 0.15);
}

.featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-amber);
  color: white;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
}

.pricing-card h3 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.price {
  margin-bottom: 32px;
}

.price-amount {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-cobalt);
}

.price-period {
  font-size: 16px;
  color: var(--color-text-secondary);
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-features li {
  font-size: 16px;
  line-height: 2;
  color: var(--color-text-secondary);
  padding-left: 28px;
  position: relative;
}

.pricing-features li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-cobalt);
  font-weight: 700;
}

.pricing-button {
  background: var(--color-cobalt);
  color: white;
  border: none;
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  width: 100%;
}

.pricing-button:hover {
  background: var(--color-cobalt-dark);
}

.pricing-button:focus {
  outline: 3px solid var(--color-amber);
  outline-offset: 2px;
}

.products {
  background: white;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.product-card {
  background: var(--color-bg-section);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.product-card .placeholder-image {
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-border);
}

.product-card .product-image {
  border-radius: 0;
}

.product-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 24px 24px 12px;
}

.product-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0 24px 16px;
}

.product-price {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-cobalt);
  margin: 0 24px 20px;
}

.product-button {
  background: var(--color-cobalt);
  color: white;
  border: none;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  margin: 0 24px 24px;
  width: calc(100% - 48px);
}

.product-button:hover {
  background: var(--color-cobalt-dark);
}

.product-button:focus {
  outline: 3px solid var(--color-amber);
  outline-offset: 2px;
}

.testimonials {
  background: var(--color-bg-section);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.testimonial-card {
  background: white;
  padding: 32px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

.testimonial-content {
  margin-bottom: 24px;
}

.testimonial-content p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  font-style: italic;
}

.testimonial-author strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.testimonial-author span {
  font-size: 14px;
  color: var(--color-text-light);
}

.contact {
  background: white;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.contact-card {
  background: var(--color-bg-section);
  padding: 40px;
  border-radius: 12px;
  text-align: center;
  border: 1px solid var(--color-border);
}

.contact-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
}

.contact-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.contact-card a {
  font-size: 18px;
  color: var(--color-cobalt);
  text-decoration: none;
  font-weight: 500;
}

.contact-card a:hover {
  color: var(--color-cobalt-dark);
}

.contact-card a:focus {
  outline: 2px solid var(--color-amber);
  outline-offset: 2px;
  border-radius: 4px;
}

.contact-card p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.footer {
  background: var(--color-cobalt-dark);
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand {
  max-width: 400px;
}

.footer-brand .brand {
  margin-bottom: 16px;
}

.footer-brand .brand-name {
  color: white;
}

.footer-brand p {
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-column h4 {
  font-size: 16px;
  font-weight: 600;
  color: white;
  margin-bottom: 16px;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column li {
  margin-bottom: 12px;
}

.footer-column a {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
}

.footer-column a:hover {
  color: var(--color-amber);
}

.footer-column a:focus {
  outline: 2px solid var(--color-amber);
  outline-offset: 2px;
  border-radius: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-bottom p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-title {
    font-size: 40px;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .workflow-content {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .integrations-grid {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-links {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 32px;
  }

  .hero-description {
    font-size: 18px;
  }

  .section-title {
    font-size: 32px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .footer-column:last-child {
    grid-column: 1 / -1;
  }

  .container {
    padding: 0 16px;
  }

  section {
    padding: 60px 0;
  }

  .hero {
    padding: 60px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}